TinkerCAD

TinkerCAD: 3D Design for Kids (Age 8+)

https://www.tinkercad.com/

Tutorials: https://www.tinkercad.com/learn

Tinkercad is a free online collection of software tools that help people all over the world think, create and make.

By using software tools to create 3D geometric designs, students can integrate mathematics and engineering design.